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Symptoms and Signs of Pneumonia and COVID-19

Doctor's Notes on Pneumonia and COVID-19

Pneumonia is an infection of one or both lungs. The pandemic COVID-19 coronavirus causes severe lung symptoms, including pneumonia, in about 16% top 20% of patients. Common symptoms and signs of pneumonia may include

 

  • cough, sputum production,
  • pleuritic chest pain (chest pain increases with inspiration),
  • fever, shortness of breath.

In addition, severe pneumonia symptoms and signs may include

  • high fever,
  • extreme difficulty breathing that requires breathing assistance (intubation),
  • extreme weakness and/or
  • eventual death.

Causes of pneumonia are usually one of the following: viral, bacterial, fungal or parasitic infection of one or both lungs.

  • Verbal the because by flu viruses, respiratory syncytial viruses, adenoviruses, rhinoviruses and others.
  • Common bacterial causes include Streptococcus, Klebsiella, Haemophilus, Mycoplasma, Legionella and Pneumocystis bacterial infections.
  • Fungal infections that are causes of pneumonia can include fungi that cause histoplasmosis, coccidioidomycosis, blastomycosis, aspergillosis, and cryptococcosis.
  • Parasitic causes of pneumonia include Ascaris, Schistosoma and Toxoplasma genera the parasites; such parasitic pneumonias are rarely seen in the US.

Medical Author:
Medically Reviewed on 5/15/2020

Do I Have Pneumonia? Symptoms & Signs Quiz

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REFERENCE:

Kasper, D.L., et al., eds. Harrison's Principles of Internal Medicine, 19th Ed. United States: McGraw-Hill Education, 2015.

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